Cleaning robot



1.1 is a front elevation view of a cleaning robot showing our new design;

1.2 is a back elevation view thereof;

1.3 is a left side elevation view thereof;

1.4 is a right side elevation view thereof;

1.5 is a top plan view thereof;

1.6 is a bottom plan view thereof; and

1.7 is a perspective view thereof.

In the drawings, the broken lines illustrate portions of the cleaning robot that form no part of the claimed design. 

CLAIM The ornamental design for a cleaning robot, as shown and described. 